となる

expression, godan verb (-ru)

become; turn into; amount to; be

Formal or literary expression meaning 'to become' or 'to be'. Often used in definitions, formal statements, or to indicate a result or role. More emphatic and stiffer than になる.

• 彼かれは後のちに大だい統とう領りょうとなった。

  He later became president.

• この法ほう律りつの目もく的てきは、国こく民みんの安あん全ぜんを守まもることとなる。

  The purpose of this law is to protect the safety of the citizens.